sxbrinx sxbrinx
  • 14-04-2016
  • Mathematics
contestada

if the radius is 8.1 cm then what is circumference

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kyliesss kyliesss
  • 14-04-2016
Hey there o see to need help well I am here to do just that you have to multiply 8.1 x pi(3.14) and get 25.434
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DeannaJ
DeannaJ DeannaJ
  • 14-04-2016
circumference of a circle = 2πr
circumference = 2xπx8.1
                       =16.2π cm
                       =50.89cm (2dp)
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